等热流条件下潜热型功能热流体换热强化机理研究

工程热物理学报 , 2002, 23(2): 224-226.

1.清华大学热能工程系,北京 ,100084

2.清华大学热能工程系,北京 ,100084

基金项目: 国家重点基础研究发展计划(973计划)(G2000026309) 国家自然科学基金(50076020) 教育部优秀青年教师资助计划(教人司[2002]39号)

THEORETICAL ANALYSIS OF THE CONVECTIVE HEAT TRANSFER ENHANCEMENT OF LATENT FUNCTIONALLY THERMAL FLUID WITH CONSTANT HEAT FLUX

本文分析了潜热型功能热流体强化换热的物理机制,并基于等效比热模型,对等热流条件下圆管内该类流体层流流动换热强化的各因素进行了敏感性分析.同时,改进了内部流动传统的Nu定义,使之能更有效地表征功能热流体换热强化程度.

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